org.calrissian.accumulorecipes.featurestore.pig

Class MetricFeatureLoader

java.lang.Object

org.apache.pig.LoadFunc

org.calrissian.accumulorecipes.featurestore.pig.MetricFeatureLoader

public class MetricFeatureLoader
extends org.apache.pig.LoadFunc

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.hadoop.mapreduce.RecordReader<org.apache.accumulo.core.data.Key,? extends Feature>	reader
protected org.calrissian.mango.types.TypeRegistry<String>	registry
protected TimeUnit	timeUnit
static String	USAGE

Constructor Summary

Constructors

Constructor and Description
MetricFeatureLoader()

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.hadoop.mapreduce.InputFormat	getInputFormat()
org.apache.pig.data.Tuple	getNext()
void	prepareToRead(org.apache.hadoop.mapreduce.RecordReader recordReader, org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigSplit pigSplit)
void	setLocation(String uri, org.apache.hadoop.mapreduce.Job job)

Methods inherited from class org.apache.pig.LoadFunc

getAbsolutePath, getLoadCaster, getPathStrings, join, relativeToAbsolutePath, setUDFContextSignature

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

USAGE

public static final String USAGE

See Also:

Constant Field Values

registry

protected org.calrissian.mango.types.TypeRegistry<String> registry

reader

protected org.apache.hadoop.mapreduce.RecordReader<org.apache.accumulo.core.data.Key,? extends Feature> reader

timeUnit

protected TimeUnit timeUnit

Constructor Detail

MetricFeatureLoader

public MetricFeatureLoader()

Method Detail

setLocation

public void setLocation(String uri,
               org.apache.hadoop.mapreduce.Job job)
                 throws IOException

Specified by:

setLocation in class org.apache.pig.LoadFunc

Throws:

IOException

getInputFormat

public org.apache.hadoop.mapreduce.InputFormat getInputFormat()
                                                       throws IOException

Specified by:

getInputFormat in class org.apache.pig.LoadFunc

Throws:

IOException

prepareToRead

public void prepareToRead(org.apache.hadoop.mapreduce.RecordReader recordReader,
                 org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigSplit pigSplit)
                   throws IOException

Specified by:

prepareToRead in class org.apache.pig.LoadFunc

Throws:

IOException

getNext

public org.apache.pig.data.Tuple getNext()
                                  throws IOException

Specified by:

getNext in class org.apache.pig.LoadFunc

Throws:

IOException